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United States Patent | 6,195,403 |
Anderson ,   et al. | February 27, 2001 |
A method of generating a pulse input to a voltage controlled oscillator of a digital decoder. The decoder has a system time clock (STC) counter and a Pulse Control Register. The method of generating the pulse input starts from the output of the STC counter and the output of the Pulse Control Register. These two outputs are logically combined and latched.
Inventors: | Anderson; Richard Eugene (Jericho, VT); Foster; Eric Michael (Owego, NY) |
Assignee: | International Business Machines Corporation (Armonk, NY) |
Appl. No.: | 938306 |
Filed: | September 26, 1997 |
Current U.S. Class: | 375/376; 348/512 |
Intern'l Class: | H03D 003/24; H04N 009/475 |
Field of Search: | 375/340,354,376,373 348/512,500 |
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5566089 | Oct., 1996 | Hoogenboom | 358/1. |
5594492 | Jan., 1997 | O'Callaghan et al. | 348/10. |
5594660 | Jan., 1997 | Sung et al. | 345/302. |
5596581 | Jan., 1997 | Saeijs et al. | 370/394. |
5602920 | Feb., 1997 | Bestler et al. | 380/212. |
5612981 | Mar., 1997 | Huizer | 375/376. |
5619501 | Apr., 1997 | Tamer et al. | 370/392. |
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5768326 | Jun., 1998 | Koshiro et al. | 375/376. |
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5784119 | Jul., 1998 | Noda et al. | 348/512. |
5832256 | Nov., 1998 | Kim | 713/501. |
5881114 | Mar., 1999 | Moon | 375/376. |
5896388 | Apr., 1999 | Earnest | 370/395. |
6028648 | Feb., 2000 | Yu | 348/845. |
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